3684724224 has 80 divisors (see below), whose sum is σ = 10154952720. Its totient is φ = 1185873920.

The previous prime is 3684724193. The next prime is 3684724229. The reversal of 3684724224 is 4224274863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3684724229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3184 + ... + 85904.

It is an arithmetic number, because the mean of its divisors is an integer number (126936909).

Almost surely, 2^3684724224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3684724224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5077476360).

3684724224 is an abundant number, since it is smaller than the sum of its proper divisors (6470228496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3684724224 is an equidigital number, since it uses as much as digits as its factorization.

3684724224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82771 (or 82755 counting only the distinct ones).

The product of its digits is 516096, while the sum is 42.

The square root of 3684724224 is about 60701.9293268344. The cubic root of 3684724224 is about 1544.5489023533.

The spelling of 3684724224 in words is "three billion, six hundred eighty-four million, seven hundred twenty-four thousand, two hundred twenty-four".